/*
 * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.sun.org.apache.xml.internal.security.keys;

import java.io.PrintStream;
import java.security.PublicKey;

import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityException;
import com.sun.org.apache.xml.internal.security.keys.content.KeyName;
import com.sun.org.apache.xml.internal.security.keys.content.KeyValue;
import com.sun.org.apache.xml.internal.security.keys.content.MgmtData;
import com.sun.org.apache.xml.internal.security.keys.content.X509Data;

/**
 * Utility class for for <CODE>com.sun.org.apache.xml.internal.security.keys</CODE> package.
 *
 * @author $Author: coheigea $
 */
public class KeyUtils {

  private KeyUtils() {
    // no instantiation
  }

  /**
   * Method prinoutKeyInfo
   */
  public static void prinoutKeyInfo(KeyInfo ki, PrintStream os)
      throws XMLSecurityException {

    for (int i = 0; i < ki.lengthKeyName(); i++) {
      KeyName x = ki.itemKeyName(i);

      os.println("KeyName(" + i + ")=\"" + x.getKeyName() + "\"");
    }

    for (int i = 0; i < ki.lengthKeyValue(); i++) {
      KeyValue x = ki.itemKeyValue(i);
      PublicKey pk = x.getPublicKey();

      os.println("KeyValue Nr. " + i);
      os.println(pk);
    }

    for (int i = 0; i < ki.lengthMgmtData(); i++) {
      MgmtData x = ki.itemMgmtData(i);

      os.println("MgmtData(" + i + ")=\"" + x.getMgmtData() + "\"");
    }

    for (int i = 0; i < ki.lengthX509Data(); i++) {
      X509Data x = ki.itemX509Data(i);

      os.println("X509Data(" + i + ")=\"" + (x.containsCertificate()
          ? "Certificate " : "") + (x.containsIssuerSerial()
          ? "IssuerSerial " : "") + "\"");
    }
  }
}
